Alibaba.com offers 6,199 portable flashing lights products. such as free samples, paid samples. There are 6,238 portable flashing lights suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Singapore, and Hong Kong, which supply 99%, 1%, and 1% of portable flashing lights respectively. Portable flashing lights products are most popular in North America, Western Europe, and Domestic Market. You can ensure product safety by selecting from certified suppliers, including 1,746 with Other, 949 with ISO9001, and 102 with BSCI certification.